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OpenStudy (lieutenantgeneral):
The sum of the measures of the exterior angles of a quadrilateral is ________ ? A. 720° B. 540° C. 180° D. 360°
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OpenStudy (anonymous):
90+90+90+90, a QUADrilateral has 4 angles.
OpenStudy (lieutenantgeneral):
160
OpenStudy (lieutenantgeneral):
360 lol
OpenStudy (anonymous):
360
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